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Metronidazole

More information: STITCH, PubChem and possibly Wikipedia

ATC Codes: A01AB17, D06BX01, G01AF01, J01XD01, P01AB01

Side effects

Options: Show MedDRA Preferred Terms

Side effect Data for drug Placebo Labels
1 2 3 4 5 6 7 8 9 10
Infestation 13.6% - 14.8% x
Stinging Sensation 10.3% - 15.2%
Constipation 12% x x x x x x
Vaginal Discharge 2% - 12%
Abdominal Cramps 12% x x x x x
Mycoses 12%
Vaginal itching 10%
Vaginitis very rare — 10% - 15%
Yeast infection 1.6% - 22%
Communicable Diseases 1% - 14.8%
Gastrointestinal discomfort 4.7% - 7%
Bacterial Infections 5.96% - 7.12%
Skin and subcutaneous tissue disorders 6.35% - 6.46% x
Influenza-like symptoms 6% - 7.02%
Pruritus 1% - 19% 2.2% x x x
Pruritus genital very rare — 5% - 9%
Headache very rare — 0.529% - 18% x x x x x x x x x
Abdominal Pain very rare — 3.75% - 5%
Rhinitis 3.51% - 4.49%
Vomiting 2.2% - 4% x x x x x x x x
Nasopharyngitis 3.05% - 4.23%
Mediastinal Diseases 2.65% - 3.95%
Nausea very rare — 2.2% - 18% x x x x x x x x x x
Connective Tissue Diseases 2.65% - 3.41%
Upper Respiratory Infections 2.12% - 4.12%
Pelvic discomfort 1.9% - 3%
Dysmenorrhea 2% - 3.37%
Candidiasis 2.81% - 3.37%
Urine abnormality 1% - 3%
Diarrhea very rare — 1% - 10% x x x x x x
Burning feeling vagina 2.5% 2.2%
Pharyngitis 1% - 3%
nervous system disorder 1.59% - 3.23% x
Dizziness very rare — 1% - 10% x x x x x x x x
Fatigue 2%
Xerostomia 0.702% - 2% x x
Sinusitis 1.44% - 3%
Taste, Metallic 0% - 9% x x x x x x x
Dry skin 1.08% - 2% x
Erythema 1% - 2%
Urinary tract infection 0.529% - 6%
Bronchitis 1.08% - 1.59%
Nasal congestion (finding) 1.08% - 1.59% x x x x x x x
Rosacea 1% - 1.4%
Skin irritation 1% - 1.4% x
Hypersensitivity very rare — 2% x x x x x x x x x
Muscle Cramp 1% - 3.3%
Loose stool 1%
Decrease in appetite 1% - 6%
Metrorrhagia 1%
Mastodynia 1%
Vascular Diseases 0.529% - 1.44%
Influenza 0.529% - 1.44%
Burning sensation 0.9% - 1%
Excessive tearing 0.9% - 1%
Disorder of eye 0.9% - 1% x
Contact Dermatitis 0.529% - 1.26%
Neoplasms 0.718% - 1.06%
Hypertensive disease 0.529% - 1.08%
Back Pain 0.539% - 1.06%
Vaginal mycosis 0.18% - 1.06%
Basal cell carcinoma 0.18% - 1.06%
Exanthema very rare — 1% x x
Dysgeusia very rare — 0% - 9%
Peripheral Neuropathy very rare, postmarketing x x x x x x x x
Leukorrhea very rare, postmarketing
Application site reaction very rare, postmarketing x
Urticaria very rare, postmarketing x x x x x x x x
Vulvar Diseases very rare, postmarketing
Paresthesia very rare, postmarketing x
Proctitis x x x x x x x
Numbness x x x x x x x
Liver Failure
Icterus
Candidiasis, Vulvovaginal
Salpingitis
Skin discomfort
Increased frequency of micturition
Peeling of skin
Hallucinations x
Breast Diseases x
Tinnitus
Hepatitis cholestatic x
Abdominal discomfort x
Neuritis
Burning sensation of skin
Menorrhagia
Asthenia x x x x x x x
Arthralgia x x x x x x x
Skin tightness
Stomatitis x x x x x
Pancreatitis x x x x x x x x
Disorder of the optic nerve x x
Liver injury
Vaginal dryness x
Encephalopathies x x x x
Cerebellar Diseases x
Immune System Diseases x
Visual acuity reduced
Stevens-Johnson Syndrome x x x
Bone marrow depression
Has tingling sensation x x
Edema
Ataxia x x x x x x x x
Dysarthria x x x
Malignant Neoplasms x x x x x x x
Photosensitivity of skin
Abnormal coordination x x x x x x x
Gastrointestinal tract irritation
Liver function tests abnormal finding
Numbness of limbs x x
White blood cell count low
Gastrointestinal Diseases x
Epigastric pain x
Skin Diseases, Bullous
Pain
Aplastic Anemia
CNS disorder
Abdominal bloating
Hematological Disease
Thrombophlebitis x x
Cystitis x x x x x x x
Illness (finding) x
Distress
Pruritus generalised
Macromastia
Pyuria
Mental Depression
Mucositis x
Vertigo x x x x x x x
Palpitations x
Neuropathy
Chest Pain x
Blood and lymphatic system disorders x
Heart Diseases x
Epigastric distress x x x x x x
Eruptions x
Confusion x x x x x x x x
FEMALE LACTATION
Psychotic Disorders
Thrombocytopenia x x x x x
Disease Exacerbation x
Convulsive Seizures x x x x x x x x
Diplopia x
Local reaction x
Anorexia x x x x x x
Gynecomastia x
Incontinence x x x x x x x
Drowsiness x
Mental disorders x
Pustular rash
Eosinophilia x
Redness x
Lack of libido x x x x x x x
Neurologic Symptoms x x x x x x x
Serum Sickness x x x x x
Hepatitis
Dyspareunia x x x x x x x
Intestinal Diseases
Oedema labial genital
Aseptic Meningitis x x x
Syncope x
Glossitis x x x x x
anaphylaxis
Flushing x x x x x x x x
Abdominal distress x x x x x x
Rash erythematous x x x x x x x
Asthma
Angioedema x
Tongue coated x
Tremor x
Vulvovaginal disorder
Tongue discolouration
Disease of mucous membrane
Agranulocytosis x
Pregnancy
Polyuria x x x x x x x
Dyspepsia x
Sweating
Sensory neuropathy x
Decreased Libido
Altered Taste x
Eructation
Taste Disorders x
Sleeplessness x x x x x x x x
Depressed mood
Flatulence
Disorientation
Conjunctivitis
Color vision change
Myopia x
Candida cervicitis
Hiccup
Hepatobiliary disease x
Fever x x x x x x x x
Neutropenia x x x x x
Toxic Epidermal Necrolysis x x x
Gingivitis
Skin Papule
Shock x
Irritable Mood x x x x x x x
Eye irritation x
Leukopenia x x x x
Dysuria x x x x x x x x
Blurred vision
Seizures
Vision Disorders x
Paresthesia of limbs x x x x x x x
pseudomembranous colitis x
Candidiasis of vagina
Nystagmus x
Oily skin

Indications

Information about indications was extracted from the indications and usage sections of the labels.

METRONIDAZOLE

Side effects:6
Source:FDA Structured Product Label

metronidazole

Side effects:12
Source:FDA Structured Product Label

METRONIDAZOLE

Side effects:34
Source:FDA Structured Product Label

METRONIDAZOLE

Side effects:39
Source:FDA Structured Product Label

metronidazole / Flagyl

Side effects:42
Source:FDA

METRONIDAZOLE

Side effects:45
Source:FDA Structured Product Label

METRONIDAZOLE

Side effects:50
Source:FDA Structured Product Label

METRONIDAZOLE

Side effects:51
Source:FDA Structured Product Label

METRONIDAZOLE / FLAGYL CREAM 10%

Side effects:64
Source:Health Canada

Color scheme:

standardalternative

    100%
    75%
    50%
    10%
    frequent (1% to 100%)
    infrequent (0.1% to 1%)
    rare (<0.1%)
    postmarketing
    0%
    no frequency information
    not found on label